<html>
<head>
    <meta charset="UTF-8">
    <title>demo</title>
</head>
<body>

<script src="http://cdn.bootcss.com/jquery/1.8.0/jquery-1.8.0.min.js"></script>
<script type="text/javascript" src="./tradition/loading.js"></script>
<script type="text/javascript">
    var l = loading({
    });

    l.show();
</script>
</body>
</html>